gosnmpquerier

package module

v0.0.0-...-0b27357 Latest Latest Go to latest Published: Jan 7, 2021 License: MIT Imports: 8 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

gitlab.com/mikler/gosnmpquerier

Links

Open Source Insights

README ¶

GoSNMPQuerier

Scalable SNMP querier library

Features

Asynchronous and Synchronous scalable snmpquerier
Support for Walk/Get/GetNext snmp queries
Maximum number of concurrent snmp queries for each device/host (Contention).
Circuit Breaker pattern for each device/host connection
Back preasure control for each device/host incomming queries
Back preasure control for global incomming queries

Unimplemented features / TODO

Contention level configured for each device/host
Back preasure configuration
Set snmp command

Installation

$ go get github.com/aleasoluciones/gosnmpquerier

Add it to your code:

import "github.com/aleasoluciones/gosnmpquerier"

Testing

$ make test

##License (The MIT License)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the 'Software'), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Documentation ¶

Index ¶

Constants
func NewSyncQuerier(contention, numErrors int, resetTime time.Duration) *syncQuerier
func ToJson(query *Query) (string, error)
type AsyncQuerier
- func NewAsyncQuerier(contention int, numErrors int, resetTime time.Duration) *AsyncQuerier
type GoSnmpClient
type OpSnmp
- func ConvertCommand(command string) (OpSnmp, error)
type Query
- func FromJson(jsonText string) (*Query, error)
type QueryWithOutputChannel
type SnmpClient
type SyncQuerier

Constants ¶

View Source

const (
	GLOBAL_QUEUE_SIZE      = 1024
	DESTINATION_QUEUE_SIZE = 1024
)

View Source

const (
	GET = iota + 1
	GETNEXT
	WALK
)

View Source

const (
	QUERIER_TIMEOUT = 2 * time.Second
)

Variables ¶

This section is empty.

Functions ¶

func NewSyncQuerier ¶

func NewSyncQuerier(contention, numErrors int, resetTime time.Duration) *syncQuerier

func ToJson ¶

func ToJson(query *Query) (string, error)

Types ¶

type AsyncQuerier ¶

type AsyncQuerier struct {
	Input      chan Query
	Output     chan Query
	Contention int
	// contains filtered or unexported fields
}

func NewAsyncQuerier ¶

func NewAsyncQuerier(contention int, numErrors int, resetTime time.Duration) *AsyncQuerier

type GoSnmpClient ¶

type GoSnmpClient struct{}

type OpSnmp ¶

type OpSnmp int32

func ConvertCommand ¶

func ConvertCommand(command string) (OpSnmp, error)

type Query ¶

type Query struct {
	Id          int
	Cmd         OpSnmp
	Community   string
	Oids        []string
	Timeout     time.Duration
	Retries     int
	Destination string
	Response    []gosnmp.SnmpPDU
	Error       error
}

func FromJson ¶

func FromJson(jsonText string) (*Query, error)

type QueryWithOutputChannel ¶

type QueryWithOutputChannel struct {
	// contains filtered or unexported fields
}

type SnmpClient ¶

type SnmpClient interface {
	// contains filtered or unexported methods
}

type SyncQuerier ¶

type SyncQuerier interface {
	ExecuteQuery(query Query) Query
	Get(destination, community string, oids []string, timeout time.Duration, retries int) ([]gosnmp.SnmpPDU, error)
	GetNext(destination, community string, oids []string, timeout time.Duration, retries int) ([]gosnmp.SnmpPDU, error)
	Walk(destination, community, oid string, timeout time.Duration, retries int) ([]gosnmp.SnmpPDU, error)
}

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
examples
amqpsnmpqueries command
get command
snmphttpserver command
snmpqueries command
sync_snmpqueries command
walk command
mocks

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